git.basschouten.com Git - openhab-addons.git/blob

   1 /**
   2  * Copyright (c) 2010-2023 Contributors to the openHAB project
   3  *
   4  * See the NOTICE file(s) distributed with this work for additional
   5  * information.
   6  *
   7  * This program and the accompanying materials are made available under the
   8  * terms of the Eclipse Public License 2.0 which is available at
   9  * http://www.eclipse.org/legal/epl-2.0
  10  *
  11  * SPDX-License-Identifier: EPL-2.0
  12  */
  13 package org.openhab.binding.boschshc.internal.devices.shuttercontrol;
  14
  15 import static org.openhab.binding.boschshc.internal.devices.BoschSHCBindingConstants.CHANNEL_LEVEL;
  16
  17 import java.util.List;
  18
  19 import org.eclipse.jdt.annotation.NonNullByDefault;
  20 import org.openhab.binding.boschshc.internal.devices.BoschSHCDeviceHandler;
  21 import org.openhab.binding.boschshc.internal.exceptions.BoschSHCException;
  22 import org.openhab.binding.boschshc.internal.services.shuttercontrol.OperationState;
  23 import org.openhab.binding.boschshc.internal.services.shuttercontrol.ShutterControlService;
  24 import org.openhab.binding.boschshc.internal.services.shuttercontrol.dto.ShutterControlServiceState;
  25 import org.openhab.core.library.types.PercentType;
  26 import org.openhab.core.library.types.StopMoveType;
  27 import org.openhab.core.library.types.UpDownType;
  28 import org.openhab.core.thing.ChannelUID;
  29 import org.openhab.core.thing.Thing;
  30 import org.openhab.core.types.Command;
  31 import org.slf4j.Logger;
  32 import org.slf4j.LoggerFactory;
  33
  34 /**
  35  * Control of your shutter to take any position you desire.
  36  *
  37  * @author Christian Oeing - Initial contribution
  38  */
  39 @NonNullByDefault
  40 public class ShutterControlHandler extends BoschSHCDeviceHandler {
  41     /**
  42      * Utility functions to convert data between Bosch things and openHAB items
  43      */
  44     static final class DataConversion {
  45         public static int levelToOpenPercentage(double level) {
  46             return (int) Math.round((1 - level) * 100);
  47         }
  48
  49         public static double openPercentageToLevel(double openPercentage) {
  50             return (100 - openPercentage) / 100.0;
  51         }
  52     }
  53
  54     private final Logger logger = LoggerFactory.getLogger(getClass());
  55
  56     private ShutterControlService shutterControlService;
  57
  58     public ShutterControlHandler(Thing thing) {
  59         super(thing);
  60         this.shutterControlService = new ShutterControlService();
  61     }
  62
  63     @Override
  64     protected void initializeServices() throws BoschSHCException {
  65         super.initializeServices();
  66
  67         this.registerService(this.shutterControlService, this::updateChannels, List.of(CHANNEL_LEVEL));
  68     }
  69
  70     @Override
  71     public void handleCommand(ChannelUID channelUID, Command command) {
  72         super.handleCommand(channelUID, command);
  73
  74         if (command instanceof UpDownType upDownCommand) {
  75             // Set full close/open as target state
  76             ShutterControlServiceState state = new ShutterControlServiceState();
  77             if (upDownCommand == UpDownType.UP) {
  78                 state.level = 1.0;
  79             } else if (upDownCommand == UpDownType.DOWN) {
  80                 state.level = 0.0;
  81             } else {
  82                 logger.warn("Received unknown UpDownType command: {}", upDownCommand);
  83                 return;
  84             }
  85             this.updateServiceState(this.shutterControlService, state);
  86         } else if (command instanceof StopMoveType stopMoveCommand) {
  87             if (stopMoveCommand == StopMoveType.STOP) {
  88                 // Set STOPPED operation state
  89                 ShutterControlServiceState state = new ShutterControlServiceState();
  90                 state.operationState = OperationState.STOPPED;
  91                 this.updateServiceState(this.shutterControlService, state);
  92             }
  93         } else if (command instanceof PercentType percentCommand) {
  94             // Set specific level
  95             double level = DataConversion.openPercentageToLevel(percentCommand.doubleValue());
  96             this.updateServiceState(this.shutterControlService, new ShutterControlServiceState(level));
  97         }
  98     }
  99
 100     private void updateChannels(ShutterControlServiceState state) {
 101         if (state.level != null) {
 102             // Convert level to open ratio
 103             int openPercentage = DataConversion.levelToOpenPercentage(state.level);
 104             updateState(CHANNEL_LEVEL, new PercentType(openPercentage));
 105         }
 106     }
 107 }